The following solvers are used as references for the NITCH calculations in this month. The time indicated is their average solving time for error-free puzzles during the prior six months. The solvers average NITCH for each day of week is also shown, with the number of solutions for that day.
| Rank | Solver | Solutions used | Average time | Mon | Tue | Wed | Thu | Fri |
|---|---|---|---|---|---|---|---|---|
| 1 | Magoo | 11810 | 05:57 | 71 (7) | 85 (8) | 110 (8) | 98 (10) | 122 (10) |
| 2 | Diskus | 32242 | 06:23 | 92 (17) | 93 (17) | 100 (18) | 102 (22) | 108 (20) |
| 3 | Jason | 15104 | 06:27 | 77 (10) | 112 (9) | 93 (11) | 101 (10) | 119 (9) |
| 4 | Eamon Ryan | 28594 | 06:37 | 77 (14) | 96 (14) | 91 (19) | 95 (17) | 132 (18) |
| 5 | verlaine | 49334 | 06:51 | 74 (26) | 96 (26) | 100 (26) | 104 (26) | 123 (26) |
| 6 | escat49 | 45383 | 06:56 | 90 (25) | 95 (24) | 97 (22) | 104 (24) | 112 (24) |
| 7 | Nathan Panning | 45652 | 07:14 | 82 (23) | 104 (21) | 103 (24) | 105 (23) | 104 (24) |
| 8 | mistigris | 46578 | 07:23 | 79 (23) | 99 (23) | 95 (24) | 108 (23) | 118 (22) |
| 9 | aphis99 | 57218 | 08:00 | 80 (25) | 98 (26) | 106 (26) | 98 (26) | 114 (26) |
| 10 | hilarym | 35185 | 08:08 | 81 (20) | 98 (18) | 106 (16) | 101 (15) | 121 (13) |
| 11 | Paul Gilbert | 28540 | 08:29 | 80 (18) | 113 (15) | 84 (11) | 111 (11) | 118 (11) |
| 12 | asaldanha | 53482 | 08:49 | 70 (21) | 92 (22) | 106 (23) | 103 (22) | 124 (23) |
| 13 | Midas | 65207 | 09:12 | 85 (26) | 93 (25) | 102 (26) | 102 (25) | 115 (26) |
| 14 | boulemiche | 26213 | 09:29 | 93 (21) | 95 (12) | 104 (8) | 112 (9) | 116 (6) |
| 15 | AlanS | 65395 | 09:38 | 75 (26) | 96 (26) | 106 (25) | 105 (24) | 120 (22) |
| 16 | richard | 53959 | 09:46 | 83 (20) | 99 (18) | 93 (22) | 110 (20) | 111 (22) |
| 17 | chindit | 68613 | 10:01 | 85 (24) | 97 (24) | 107 (25) | 96 (25) | 113 (26) |
| 18 | scrabbler | 71808 | 10:03 | 83 (26) | 95 (26) | 105 (26) | 102 (26) | 114 (25) |
| 19 | chriswords | 53783 | 10:18 | 91 (19) | 95 (22) | 104 (19) | 96 (21) | 116 (16) |
| 20 | glheard | 81342 | 11:17 | 77 (26) | 95 (26) | 102 (26) | 103 (26) | 121 (26) |
| 21 | tiggis | 28064 | 11:24 | 78 (16) | 115 (11) | 87 (8) | 117 (10) | 123 (6) |
| 22 | lickert | 59151 | 11:27 | 80 (19) | 94 (20) | 106 (21) | 100 (19) | 120 (17) |
| 23 | robertL | 60824 | 11:39 | 80 (17) | 106 (20) | 95 (19) | 99 (22) | 115 (19) |
| 24 | Kinghedger | 70294 | 11:42 | 73 (20) | 103 (23) | 103 (20) | 98 (23) | 116 (24) |
| 25 | Topical Tim | 71042 | 11:43 | 70 (21) | 96 (24) | 102 (21) | 111 (24) | 118 (21) |
| 26 | miked1961 | 28777 | 11:59 | 82 (11) | 100 (11) | 122 (8) | 89 (9) | 109 (11) |
| 27 | andy | 26156 | 12:06 | 76 (8) | 109 (12) | 94 (12) | 87 (8) | 144 (6) |
| 28 | SimonAnthony | 75383 | 12:11 | 70 (22) | 95 (22) | 94 (23) | 115 (22) | 121 (24) |
| 29 | trux | 27594 | 12:25 | 80 (10) | 95 (12) | 106 (8) | 87 (7) | 128 (10) |
| 30 | p.wild | 89648 | 12:33 | 85 (26) | 97 (26) | 101 (26) | 105 (26) | 109 (25) |
| 31 | Tom Stubbs | 90713 | 12:35 | 80 (26) | 93 (26) | 103 (26) | 98 (26) | 123 (26) |
| 32 | neilr | 87148 | 12:37 | 80 (25) | 99 (26) | 106 (25) | 103 (25) | 110 (24) |
| 33 | John Walsh | 28617 | 12:53 | 95 (17) | 102 (9) | 99 (8) | 99 (7) | 113 (6) |
| 34 | keriothe_ | 87582 | 12:55 | 72 (24) | 88 (26) | 93 (25) | 120 (24) | 126 (24) |
| 35 | Sheapey | 85088 | 13:00 | 73 (25) | 97 (25) | 105 (21) | 111 (24) | 113 (24) |
| 36 | HenryBW | 67898 | 13:18 | 80 (22) | 90 (19) | 103 (18) | 111 (19) | 119 (17) |
| 37 | Ben Staveley | 54273 | 13:30 | 86 (21) | 95 (15) | 102 (14) | 105 (13) | 118 (14) |
| 38 | xyster | 77217 | 13:32 | 74 (22) | 92 (20) | 100 (24) | 115 (21) | 120 (18) |
| 39 | Stavros | 91262 | 13:34 | 73 (25) | 103 (25) | 101 (25) | 100 (25) | 123 (22) |
| 40 | Silva | 96385 | 13:36 | 79 (26) | 99 (25) | 105 (26) | 99 (26) | 117 (25) |
| 41 | Roscoe | 60595 | 13:38 | 82 (15) | 95 (17) | 105 (17) | 94 (19) | 123 (16) |
| 42 | fshephe | 97415 | 13:52 | 90 (24) | 93 (26) | 101 (26) | 104 (25) | 109 (26) |
| 43 | aphasic | 56075 | 13:56 | 85 (19) | 96 (17) | 102 (15) | 106 (13) | 119 (13) |
| 44 | Groucho | 62872 | 13:58 | 84 (23) | 107 (19) | 107 (16) | 101 (17) | 107 (10) |
| 45 | Tibthorpe | 91878 | 14:10 | 79 (25) | 95 (21) | 106 (25) | 94 (24) | 124 (23) |
| 46 | MikeOsborne | 102071 | 14:17 | 77 (26) | 96 (26) | 102 (25) | 103 (26) | 119 (26) |
| 47 | Sue Sweeper | 55628 | 14:29 | 81 (15) | 87 (15) | 98 (16) | 106 (14) | 128 (14) |
| 48 | jamesah | 67803 | 14:29 | 84 (20) | 101 (17) | 99 (16) | 104 (18) | 111 (17) |
| 49 | qieduan | 94614 | 14:36 | 76 (23) | 99 (24) | 101 (24) | 105 (23) | 116 (24) |
| 50 | Malcj | 83551 | 14:58 | 73 (19) | 98 (20) | 100 (21) | 106 (21) | 117 (22) |
| 51 | cyrillic | 88037 | 15:07 | 78 (22) | 97 (23) | 104 (23) | 107 (24) | 117 (15) |
| 52 | doublecross | 106196 | 15:07 | 75 (26) | 88 (25) | 111 (25) | 108 (26) | 117 (25) |
| 53 | grape | 55974 | 15:17 | 85 (21) | 107 (18) | 107 (10) | 106 (12) | 105 (10) |
| 54 | tilbee | 99106 | 15:17 | 81 (23) | 99 (23) | 94 (24) | 105 (24) | 119 (24) |
| 55 | njnclarke | 45037 | 15:19 | 78 (15) | 99 (13) | 96 (11) | 114 (12) | 128 (8) |
| 56 | Penfold_61 | 102045 | 15:19 | 77 (23) | 95 (24) | 105 (26) | 110 (26) | 109 (22) |
| 57 | Aloysius | 40806 | 15:27 | 81 (9) | 87 (9) | 99 (14) | 112 (14) | 112 (8) |
| 58 | Crucifer | 33495 | 15:30 | 68 (7) | 83 (10) | 97 (9) | 108 (8) | 125 (12) |
| 59 | David Crooks | 104069 | 15:46 | 79 (25) | 101 (25) | 101 (25) | 98 (24) | 123 (21) |
| 60 | mikegrocott | 66582 | 16:04 | 90 (13) | 92 (17) | 99 (15) | 104 (17) | 111 (17) |
| 61 | phthisis | 98627 | 16:06 | 80 (23) | 104 (23) | 92 (22) | 99 (21) | 123 (23) |
| 62 | Golvellius | 90892 | 16:27 | 82 (21) | 85 (18) | 103 (23) | 107 (20) | 119 (20) |
| 63 | Ed freshpot | 105061 | 16:40 | 78 (21) | 102 (23) | 101 (24) | 101 (25) | 114 (22) |
| 64 | tapbarker | 120630 | 16:45 | 79 (26) | 99 (26) | 95 (26) | 111 (26) | 114 (26) |
| 65 | fishernick79 | 52917 | 16:57 | 78 (14) | 99 (13) | 101 (12) | 112 (13) | 113 (10) |
| 66 | GMcD | 120295 | 17:26 | 80 (24) | 92 (25) | 105 (24) | 97 (26) | 122 (26) |
| 67 | fuzz | 77931 | 17:33 | 82 (14) | 101 (18) | 104 (19) | 97 (17) | 110 (16) |
| 68 | gabrojak | 34110 | 17:45 | 80 (13) | 105 (8) | 110 (7) | 109 (8) | 118 (6) |
| 69 | rupe | 39493 | 17:47 | 68 (9) | 88 (8) | 110 (10) | 105 (8) | 117 (12) |
| 70 | robinh | 123978 | 17:48 | 81 (26) | 90 (25) | 101 (25) | 106 (25) | 120 (25) |
| 71 | LJCN | 106502 | 17:55 | 69 (19) | 89 (22) | 105 (24) | 108 (24) | 124 (20) |
| 72 | OliviaRhineb | 126042 | 17:57 | 80 (26) | 97 (26) | 105 (25) | 106 (26) | 111 (24) |
| 73 | LouWeed | 130060 | 18:12 | 80 (26) | 92 (25) | 103 (26) | 104 (26) | 119 (26) |
| 74 | JezWoolfrey | 102079 | 18:29 | 74 (20) | 87 (21) | 103 (21) | 111 (23) | 126 (17) |
| 75 | peterh | 109037 | 18:32 | 94 (21) | 91 (21) | 100 (22) | 102 (20) | 109 (24) |
| 76 | Craven | 129435 | 18:35 | 84 (26) | 98 (25) | 96 (25) | 103 (25) | 117 (25) |
| 77 | Valance | 44935 | 18:43 | 71 (9) | 88 (11) | 122 (9) | 94 (11) | 124 (10) |
| 78 | RobR | 84582 | 18:47 | 75 (17) | 98 (14) | 94 (20) | 99 (15) | 128 (19) |
| 79 | annelambirth | 93761 | 18:49 | 84 (24) | 97 (17) | 106 (21) | 106 (19) | 115 (12) |
| 80 | s_pugh | 78445 | 18:56 | 75 (13) | 93 (18) | 101 (15) | 94 (15) | 126 (18) |
| 81 | John Arnold | 90511 | 19:05 | 77 (23) | 109 (19) | 94 (14) | 108 (19) | 119 (14) |
| 82 | Hamish.S | 99183 | 19:13 | 73 (21) | 93 (18) | 113 (20) | 103 (20) | 120 (17) |
| 83 | pterodactyl | 102008 | 19:19 | 81 (23) | 91 (21) | 111 (16) | 109 (18) | 113 (20) |
| 84 | Looch | 123262 | 19:33 | 75 (23) | 100 (20) | 103 (25) | 95 (24) | 124 (23) |
| 85 | Pootle | 135250 | 19:36 | 74 (26) | 94 (24) | 95 (25) | 115 (26) | 120 (24) |
| 86 | Zabadak | 137680 | 19:46 | 83 (26) | 94 (25) | 98 (25) | 105 (25) | 119 (25) |
| 87 | andrewlake | 132229 | 19:51 | 77 (24) | 92 (24) | 100 (24) | 107 (24) | 121 (25) |
| 88 | tonym | 62027 | 19:52 | 90 (17) | 102 (11) | 106 (11) | 100 (12) | 105 (11) |
| 89 | Terrier | 80459 | 20:00 | 71 (11) | 82 (15) | 111 (19) | 91 (14) | 124 (18) |
| 90 | benedick | 79675 | 20:07 | 81 (17) | 100 (16) | 110 (12) | 107 (18) | 103 (13) |
| 91 | jaraab | 46273 | 20:17 | 83 (14) | 104 (10) | 105 (11) | 118 (7) | 105 (6) |
| 92 | barracuda | 144860 | 20:17 | 76 (26) | 102 (25) | 101 (26) | 105 (26) | 113 (26) |
| 93 | cpn-byxtdjuh7 | 58426 | 20:43 | 82 (9) | 94 (12) | 109 (12) | 104 (13) | 103 (11) |
| 94 | colin2355 | 123925 | 20:51 | 75 (17) | 93 (23) | 95 (25) | 115 (20) | 115 (24) |
| 95 | mcjwright | 107975 | 20:55 | 76 (20) | 95 (19) | 101 (20) | 103 (19) | 125 (18) |
| 96 | margaretl | 70365 | 20:56 | 89 (17) | 104 (13) | 109 (10) | 90 (13) | 111 (13) |
| 97 | Kevin Gregg | 130125 | 21:03 | 79 (24) | 96 (23) | 102 (23) | 104 (22) | 120 (21) |
| 98 | kath | 72211 | 21:06 | 85 (18) | 100 (14) | 103 (16) | 115 (10) | 108 (9) |
| 99 | Zander | 84119 | 21:14 | 64 (17) | 101 (16) | 106 (14) | 108 (13) | 124 (16) |
| 100 | Solver52 | 155766 | 21:48 | 93 (26) | 100 (26) | 99 (26) | 98 (25) | 108 (26) |
| 101 | hugh.schofield | 62543 | 22:10 | 69 (12) | 104 (15) | 103 (10) | 111 (9) | 115 (11) |
| 102 | klamery4 | 103854 | 22:11 | 86 (21) | 90 (16) | 108 (16) | 102 (15) | 113 (20) |
| 103 | sampson | 68506 | 22:23 | 77 (10) | 96 (14) | 108 (11) | 107 (16) | 105 (10) |
| 104 | gbestanley | 134526 | 22:25 | 86 (26) | 97 (21) | 97 (19) | 106 (21) | 114 (23) |
| 105 | brian.mcnamara | 93397 | 23:13 | 86 (16) | 106 (15) | 86 (13) | 98 (20) | 124 (13) |
| 106 | Jagsfan1971 | 54767 | 23:24 | 64 (8) | 92 (14) | 107 (9) | 102 (10) | 138 (8) |
| 107 | Semillon | 48387 | 23:43 | 74 (10) | 89 (8) | 103 (10) | 98 (8) | 141 (8) |
| 108 | goblin | 165310 | 23:45 | 81 (26) | 98 (24) | 107 (25) | 105 (25) | 107 (26) |
| 109 | alwsn8 | 49954 | 23:47 | 72 (8) | 90 (9) | 111 (9) | 100 (10) | 120 (9) |
| 110 | zythum | 98813 | 23:52 | 84 (16) | 98 (17) | 107 (14) | 103 (15) | 106 (17) |
| 111 | pc8 | 112605 | 24:03 | 74 (16) | 106 (14) | 102 (18) | 105 (21) | 107 (19) |
| 112 | alexh | 91882 | 24:18 | 82 (15) | 97 (14) | 103 (15) | 106 (15) | 111 (14) |
| 113 | James P | 81079 | 24:34 | 62 (9) | 100 (12) | 93 (12) | 90 (14) | 127 (18) |
| 114 | crosswordian | 109832 | 24:44 | 80 (15) | 103 (17) | 98 (14) | 98 (18) | 112 (20) |
| 115 | Waterloo | 155340 | 24:53 | 73 (25) | 91 (20) | 110 (24) | 108 (23) | 117 (22) |
| 116 | endafk | 107924 | 24:58 | 83 (19) | 109 (19) | 107 (13) | 93 (17) | 112 (14) |
| 117 | dec | 126495 | 25:24 | 78 (22) | 100 (20) | 94 (17) | 114 (18) | 119 (16) |
| 118 | Chadwick | 125402 | 25:29 | 80 (12) | 99 (20) | 97 (20) | 102 (19) | 110 (21) |
| 119 | rjcassidy | 133981 | 25:57 | 75 (21) | 92 (20) | 112 (17) | 103 (18) | 119 (20) |
| 120 | annbrew | 128854 | 26:50 | 83 (19) | 86 (17) | 104 (20) | 102 (15) | 121 (19) |
| 121 | sue.cresswell | 77631 | 26:57 | 78 (10) | 86 (11) | 98 (17) | 114 (12) | 128 (8) |
| 122 | pph22 | 91186 | 27:08 | 79 (8) | 94 (15) | 99 (12) | 108 (15) | 106 (16) |
| 123 | SlumdogEngineer | 99361 | 27:08 | 71 (16) | 101 (12) | 105 (13) | 108 (17) | 118 (13) |
| 124 | Manveru | 128855 | 27:11 | 86 (23) | 102 (21) | 96 (16) | 118 (19) | 97 (10) |
| 125 | eniamretrauq | 133726 | 27:30 | 72 (18) | 96 (19) | 90 (19) | 107 (15) | 131 (20) |
| 126 | Mkgnao | 183278 | 28:01 | 70 (26) | 97 (25) | 109 (22) | 108 (25) | 119 (21) |
| 127 | UisceTe | 188852 | 28:06 | 73 (24) | 102 (23) | 98 (26) | 106 (25) | 118 (24) |
| 128 | Peter Sykes | 124588 | 28:26 | 83 (20) | 107 (14) | 104 (15) | 99 (19) | 111 (15) |
| 129 | NAPASAI | 127741 | 29:09 | 66 (18) | 79 (13) | 110 (16) | 106 (18) | 130 (18) |
| 130 | nekabue | 206852 | 29:12 | 71 (26) | 100 (26) | 100 (25) | 105 (26) | 122 (25) |
| 131 | Nangle | 153991 | 29:30 | 84 (24) | 100 (16) | 102 (20) | 100 (20) | 116 (17) |
| 132 | rosselliot | 173735 | 30:28 | 84 (21) | 98 (22) | 99 (21) | 110 (22) | 107 (19) |
| 133 | Lloyd | 178146 | 30:36 | 85 (22) | 93 (22) | 92 (21) | 103 (21) | 126 (21) |
| 134 | john.brassey | 124052 | 30:51 | 85 (9) | 104 (14) | 107 (17) | 86 (19) | 110 (18) |
| 135 | joss henry | 140567 | 31:14 | 73 (17) | 101 (19) | 97 (17) | 101 (18) | 132 (14) |
| 136 | koro | 223372 | 31:17 | 78 (26) | 97 (26) | 103 (26) | 102 (25) | 118 (26) |
| 137 | Glyndwr | 97166 | 32:23 | 74 (13) | 104 (13) | 112 (14) | 103 (12) | 108 (8) |
| 138 | ulaca | 184586 | 32:23 | 62 (23) | 103 (21) | 89 (19) | 103 (19) | 139 (23) |
| 139 | JohnDun | 166751 | 32:41 | 74 (18) | 90 (19) | 107 (22) | 106 (18) | 119 (18) |
| 140 | Crippens1 | 189316 | 34:17 | 79 (22) | 101 (18) | 96 (20) | 105 (21) | 118 (21) |
| 141 | npweston | 132376 | 35:35 | 73 (14) | 90 (17) | 113 (14) | 105 (15) | 123 (12) |
| 142 | Pleasuredome | 220389 | 35:39 | 76 (22) | 97 (23) | 102 (26) | 100 (21) | 124 (21) |
| 143 | wyn.dil | 174303 | 35:51 | 79 (19) | 107 (17) | 104 (18) | 97 (19) | 113 (18) |
| 144 | DMc128 | 112455 | 36:02 | 79 (12) | 103 (12) | 106 (12) | 97 (14) | 113 (12) |
| 145 | Cookincats | 119328 | 36:09 | 83 (12) | 97 (12) | 107 (13) | 98 (13) | 109 (15) |
| 146 | Paulypops | 174152 | 36:16 | 91 (22) | 104 (21) | 97 (16) | 97 (17) | 113 (14) |
| 147 | dosbarth | 173501 | 38:33 | 77 (19) | 92 (16) | 107 (16) | 102 (19) | 126 (15) |
| 148 | maryht | 239870 | 39:11 | 85 (23) | 93 (23) | 107 (22) | 97 (23) | 117 (21) |
| 149 | empty | 281945 | 39:29 | 88 (26) | 103 (26) | 98 (26) | 101 (25) | 107 (26) |
| 150 | peterholgate | 95447 | 39:46 | 73 (9) | 96 (9) | 93 (12) | 124 (9) | 111 (11) |
| 151 | Shushannah | 202371 | 45:34 | 84 (17) | 97 (16) | 103 (18) | 106 (15) | 108 (18) |